Grandy Lake
Skagit County, Washington56 acresView mapDirections
No nutrient or algae sampling on record from Washington Ecology for this lake.
- 12 ft max depth
Grandy Lake in Skagit County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 12 ft. Surface area: 56 acres.
Grandy Lake is a 56-acre lake in Skagit County, Washington with a maximum depth of 12 feet.
Source: EPA Water Quality Portal sampling records, WA Ecology. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Grandy Lake is safe to swim in today is a call for the Washington State Department of Ecology and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Grandy Lake
These are the measurements Washington Ecology publishes for Grandy Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
Ask about Grandy Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
12 ft
Surface area
56 acres
Shoreline
1.8 mi
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Frequently asked questions about Grandy Lake
Where is Grandy Lake?
- Grandy Lake is a lake in Skagit County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.
What is the water quality of Grandy Lake?
- Grandy Lake in Skagit County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Maximum depth: 12 ft. Surface area: 56 acres.
Is Grandy Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Grandy Lake?
- Grandy Lake has a maximum depth of 12 feet. The lake covers 56 acres.
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Where this data comes from
Measurements for Grandy Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.